Rating
New Zealand risk rating
Current assessment · Model activity-rating-2
Computed: 2026-10-12 02:18:46 UTC · Valid until: 2026-10-12 04:18:46 UTC
Coverage is selective. Missing or expired assessments do not mean zero hazard. Scores are heuristic indices, not calibrated probabilities. Model cards and limits
- state:
- partial
- missing Country:
- unassessed
- country Limit:
- 100
- forecast:
- assessed
- population Metric:
- urban event exposures not unique people
The rating is a composite index of reported activity; it does not measure structural vulnerability or coping capacity. It shares inputs with the Calamity Forecast Index. Neither index is a calibrated event probability. Model cards and formulas.
Rating components
Recorded hazard contributions
Mean event index: 32/100 · Eligible records: 1
Rating history
- AtoAindex 19 → 18Yellow → Green39d agoOperational status changed from yellow to greenWhite Island — VAL 2 (Moderate Unrest) (CalamityScore 38)
EVENT: White Island — VAL 2 (Moderate Unrest) — NZ Detected: 2026-09-02T16:56:44.327Z CalamityScore: 38/100 Severity: medium POPULATION AT RISK: Estimated 23,275 people within impact zone HISTORICAL CONTEXT: Location: NZ region. RECOMMENDED ACTIONS: Increase monitoring frequency. Brief local authorities. Review evacuation plans. No cascade risks detected for this event.
- BtoAindex 21 → 2039d agoCountry rating changed from B to A (score 21 → 20)White Island — VAL 2 (Moderate Unrest) (CalamityScore 38)
- AtoBindex 20 → 2139d agoCountry rating changed from A to B (score 20 → 21)White Island — VAL 2 (Moderate Unrest) (CalamityScore 38)
- BtoAindex 22 → 2039d agoCountry rating changed from B to A (score 22 → 20)White Island — VAL 2 (Moderate Unrest) (CalamityScore 38)
- AtoBindex 20 → 2239d agoCountry rating changed from A to B (score 20 → 22)White Island — VAL 2 (Moderate Unrest) (CalamityScore 38)
- BtoAindex 22 → 1839d agoCountry rating changed from B to A (score 22 → 18)M 5.6 Earthquake (CalamityScore 21)
- AtoAindex 14 → 12Orange → Green47d agoOperational status changed from orange to greenWhite Island — VAL 2 (Moderate Unrest) (CalamityScore 32)
- AtoAindex 12 → 14Green → Orange47d agoOperational status changed from green to orangeWhite Island — VAL 2 (Moderate Unrest) (CalamityScore 32)
- AtoAindex 14 → 14Yellow → Green66d agoOperational status changed from yellow to greenWhite Island — VAL 2 (Moderate Unrest) (CalamityScore 32)
- AtoAindex 13 → 15Green → Yellow66d agoOperational status changed from green to yellowWhite Island — VAL 2 (Moderate Unrest) (CalamityScore 32)
- BtoAindex 21 → 1867d agoCountry rating changed from B to A (score 21 → 18)White Island — VAL 2 (Moderate Unrest) (CalamityScore 32)
- BtoAindex 21 → 1967d agoCountry rating changed from B to A (score 21 → 19)Unhealthy Air Quality (AQI 155) (CalamityScore 35)
- AtoBindex 18 → 2167d agoCountry rating changed from A to B (score 18 → 21)Unhealthy Air Quality (AQI 163) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 156) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 156) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 156) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 158) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 158) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 158) (CalamityScore 35)
- AtoBindex 20 → 2270d agoCountry rating changed from A to B (score 20 → 22)Unhealthy Air Quality (AQI 167) (CalamityScore 35)